pH Litmus Paper
- Simply press the testing strip to the object or liquid you are testing. Half second later, take the paper and using the colour chart included, compare the colour change of the paper to find out the acidity level of your testing subject.
- Can not indicate the Acid or alkali solution when its density is lower than 0.01%.
- Keep the rest of the paper dry.
Great for testing many usual everyday substances, including moisturized soap, lemon juice, milk, liquid detergent, moisturized soil, saliva, urine, sweat...etc
The scale reads from 1 to 14:
1 - 3 indicates a very acidic substance
4 - 6 indicates an acidic substance
7 indicates neutral
8 - 11 indicates alkalinity
12 - 14 indicates a very high level of alkalinity
PH 1-14 color chart in each pack
The test strip color changes must be matched with the pH scale color chart within about 15 seconds
Paper Size: approx 45mm x 7mm (L x W)
Model Number: 1-14 PH Litmus Paper